Polkadot & Substrate Developer.
The relay chain, parachains, FRAME, and ink! — the modular blockchain stack.
The fast version.
Polkadot architecture, the relay chain, parachains, XCMP, the Substrate framework, FRAME pallets, and ink! smart contracts.
Detailed syllabus coming soon.
We're finalising the lesson-by-lesson outline for DLTC-POL301. Until then, the key topics below give you the shape of the course.
By the end of POL301.
Verifiable. Permanent.
Pass the final exam and the credential is issued as a verifiable on-chain certificate, anchored to the DLTC registry. Your name, the course code, the issue date — all checkable by anyone with the link.
Exam: 100 multi-choice and scenario questions. 70% to pass. Two attempts included.
Common questions.
How long does POL301 take to complete?
The programme is built for ~110 hours of focused study. Most learners pace it across 4–8 weeks, but it's self-paced — you set the speed.
Is the certificate worth anything?
The credential is verifiable on-chain through the DLTC registry. Hiring managers and partner universities can check it in one click. It is recognised by our partner network across academia and industry.
What do I need before starting?
This course requires DLTC-BD201. You should have passed it before enrolling here.
Are there discounts for students or teams?
Students: $159 with a valid institutional email. Teams of 5+: $449 per seat through corporate enrolment. Bundles offer further savings.
What if I fail the exam?
Two attempts are included. After that, retakes are available for a small fee. Most learners pass on the first attempt with full module completion.
Buy the track, pay less.
Learn the protocol.
Earn the credential.
Six modules. One exam. A certificate worth showing.
Enrol in BF101